Answer:
4
Step-by-step explanation:
x equals 4 when y equals 9 on that line
Answer:
x= negative 90 i think.
Step-by-step explanation:
Answer:
proof is where you have something to explain/show what you saw to people when they don't believe you.
Answer:
18x-3
Step-by-step explanation:
f(x)= 3x + 10x
g(x)=5x - 3
f(x)+g(x) = 3x + 10x + 5x - 3
Combine like terms
= 18x -3